Home / 5,929.20-8,181.88-3,276.58

Finding the Fourth Proportional to 5,929.20, 8,181.88 and 3,276.58

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Solution

The fourth proportional to 5,929.20, 8,181.88 and 3,276.58 is: 4,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.20 : 8,181.88 = 3,276.58 : x
  2. Step 2: Convert to fraction form
    5,929.20/8,181.88 = 3,276.58/x
  3. Step 3: Cross multiply
    5,929.20x = 8,181.88 × 3,276.58
  4. Step 4: Simplify right side
    5,929.20x = 26,808,584.37
  5. Step 5: Solve for x
    x = 26,808,584.37/5,929.20
  6. Step 6: Final answer
    x = 4,521.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.